. >>> overnight a terror attack in afghanistan coinciding with john kerry's visit there. taliban suicide bombers killed at least five police officers in the eastern part of the country. while back in the capital kerry's sit-down with hamid karzai appears to have smoothed tensions which were strained recently when karzai implied that the u.s. was, in fact, colluding with the taliban. >>> and shocking violence inside a target store in pittsburgh actually ended with a heroic move that saved a girl's life. a man fighting with a group of men outside entered the store and randomly starting stabbing a 16-year-old in line with her family. but nearby customers pounced, wrestling him to the ground, holding him until police got there. the girl is expected to fully recover. >>> and in utah, a stunt made popular on youtube, like the one you see here, has turned deadly for a 22-year-old man. he was trying to swing to the opening of a sandstone arch but left too much slack in the rope and crashed. the stunt, called pendulum swinging, has millions of views online. but please, do not atte